Rock Identifier vs Cammon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Rock Identifier
Instantly identify rocks and crystals by simply taking a photo. This app provides detailed information for enthusiasts and beginners alike, making it easy to learn about stones found anywhere.
- Instant AI-powered rock recognition
- Detailed information on identified stones
- Save identified rocks to history
- Easy to use for beginners
- Useful for collectors and students
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Found a rock or crystal and have no idea what it is? Snap a photo with Rock Identifier and you'll know in seconds. It works for rockhounds, collectors, students, and anyone who likes picking up interesting stones. Point your camera at a rock and the app tells you what it is, along with the details that actually matter. WHY PEOPLE KEEP IT ON THEIR PHONE Fast, accurate recognition powered by AI and trained on thousands of rocks Easy for beginners, but detailed enough for serious enthusiasts Handy anywhere: on a hike, at the beach, or sorting your shelf at home Clean and focused, built around one thing: your rocks HOW IT WORKS Open the app and tap the camera Take a clear photo of your rock or crystal Read the identification and all its details Save it to your history From backyard pebbles to prized gemstones, Rock Identifier helps you put a name to every stone you find and understand what makes it special. Download Rock Identifier and start seeing the world beneath your feet in a whole new way. Privacy Policy: https://loud-caboc-255.notion.site/Privacy-Policy-Rock-Identifier-3a5f969440f180b18c66c7fad9815648?pvs=143 Terms of Use: https://loud-caboc-255.notion.site/Terms-of-Use-Rock-Identifier-3a5f969440f180d287e2d03cc7d02a45?pvs=143 Support: easybuildapps@gmail.com
Cammon
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Never nod along pretending to understand when conversations turn to historical revolutions, basic physics, classic literature, or global geography. Cammon systematically closes your general knowledge gaps a few minutes at a time, turning embarrassing blind spots into effortless conversational confidence through jargon-free micro-lessons and real tests. Ten Core Knowledge Fields History & Civilizations: Unpack major historical epochs, key revolutions, and world-shaping figures without tedious date memorization. Science & Everyday Physics: Understand how electricity actually works, the power of atoms, and the natural laws governing daily life. Geography & Geopolitics: Master continents, major mountain ranges, oceans, and country capitals to easily navigate world events. Culture, Art & Literature: Learn the context behind iconic masterpieces, classic authors, and philosophical thinkers like Socrates. Space, Tech, Economy & Body: Explore solar system mechanics, artificial intelligence, economic principles, and essential human biology. Interactive Quizzes and Erudition Tracking Read & Prove It: Complete short, 5-minute visual reads paired with 10-question daily quizzes to transform fleeting facts into lasting knowledge. Knowledge Balance Dashboard: Monitor your overall general knowledge percentage, earn Knowledge XP, and watch your rank evolve from Curious Beginner to Explorer. Erudition Score: Track domain-specific progress bars to visualize where your worldview is thriving and which areas need a quick refresh. On-Device Cammon AI Tutor Consult your private, on-device Cammon AI tutor whenever curiosity strikes. Powered by Apple Intelligence, the assistant actively monitors your quiz accuracy to pinpoint your biggest knowledge gaps—such as flagging weak geography scorelines—and builds custom 10-minute daily learning sessions tailored specifically to round out your erudition.
Screenshots
Verdict
Rock Identifier and Cammon are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Rock Identifier sells 2 in-app purchases, starting at $5.99 per 7 days and Cammon sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Rock Identifier | Cammon |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (28 ratings) — better | — |
| Positive reviews | 66.7% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Every 3 days | — |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone |
| Requires iOS | 18.0 | 17.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 81 MB |
| Age rating | 4+ | 4+ |
| Developer | Vitalii Korol | KRISTAPS MARCIS BALODIS |
In-app purchases
Rock Identifier
- Rock Identifier Pro Weekly3 Days trial$5.997 Days
- Rock Identifier Pro Yearly$39.991 Year
Cammon
- Premium Theme Ivory Mind$1.99
- Premium Theme Midnight Scholar$1.99









